메뉴 건너뛰기




Volumn 126, Issue 51, 2004, Pages 16868-16878

Ligand K-edge X-ray absorption spectroscopy and DFT calculations on [Fe 3S 4] 0,+ clusters: Delocalization, redox, and effect of the protein environment

Author keywords

[No Author keywords available]

Indexed keywords

CLUSTERS; COMPLEXES; COVALENCIES; LIGANDS;

EID: 11344269735     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja0466208     Document Type: Article
Times cited : (34)

References (58)
  • 1
    • 0004264770 scopus 로고
    • Academic Press: New York
    • (a) Iron-Sulfur Proteins; Lovenberg, W., Ed.; Academic Press: New York, 1973-1977; Vols. I-III.
    • (1973) Iron-Sulfur Proteins , vol.1-3
    • Lovenberg, W.1
  • 2
    • 0004264772 scopus 로고
    • Metal Ions In Biology; Wiley-Interscience: New York
    • (b) Iron-Sulfur Proteins; Spiro, T. G., Ed.; Metal Ions In Biology; Wiley-Interscience: New York, 1982; Vol. IV.
    • (1982) Iron-Sulfur Proteins , vol.4
    • Spiro, T.G.1
  • 3
    • 0004264770 scopus 로고
    • Advances in Inorganic Chemistry; Academic Press: San Diego
    • (c) Iron-Sulfur Proteins; Cammack, R., Ed.; Advances in Inorganic Chemistry; Academic Press: San Diego, 1992; Vol. 38.
    • (1992) Iron-Sulfur Proteins , vol.38
    • Cammack, R.1
  • 4
    • 0006256786 scopus 로고    scopus 로고
    • Advances in Inorganic Chemistry; Academic Press: San Diego
    • (d) Iron-Sulfur Proteins; Sykes, A. G.; Cammack, R.; Eds.; Advances in Inorganic Chemistry; Academic Press: San Diego, 1999; Vol. 47
    • (1999) Iron-Sulfur Proteins , vol.47
    • Sykes, A.G.1    Cammack, R.2
  • 14
    • 0028797045 scopus 로고
    • Note that some Cys → Ser mutants of Cp ferredoxins show a delocalized S = 9/2, ground state. Crouse, B. R.; Meyer, J.; Johnson, M. K. J. Am. Chem. Soc. 1995, 117, 9612-9613.
    • (1995) J. Am. Chem. Soc. , vol.117 , pp. 9612-9613
    • Crouse, B.R.1    Meyer, J.2    Johnson, M.K.3
  • 15
    • 0001329357 scopus 로고
    • Kramer, A. Physica 1934, 1, 191-192.
    • (1934) Physica , vol.1 , pp. 191-192
    • Kramer, A.1
  • 42
    • 11344275843 scopus 로고    scopus 로고
    • note
    • thiolate bond lengths decrease from 2.41 Å (the optimized value) to 2.33 Å (the value in crystal structure), the energy of the system increases by only 0.1 eV.
  • 43
    • 11344285326 scopus 로고    scopus 로고
    • note
    • o.
  • 46
    • 11344294190 scopus 로고    scopus 로고
    • note
    • -1 by using Mossbauer spectroscopy and the temp dependence of the magnetic susceptibility in B.
  • 48
    • 11344287349 scopus 로고    scopus 로고
    • note
    • (a) Note that crystal structures of A. vinelandii show that change in geometry on oxidation is insignificant (ref 43b). Thus geometric relaxation has been neglected in the analysis.
  • 51
    • 11344275853 scopus 로고    scopus 로고
    • note
    • sulfide of the protein is scaled to the contribution of that in the model complex to account for any incomplete loading.
  • 52
    • 11344294191 scopus 로고    scopus 로고
    • note
    • 0 protein from D. gigas does not show the protonation. See ref 47.
  • 54
    • 11344271929 scopus 로고    scopus 로고
    • note
    • Factors other than H-bonding in particular dipoles around the cluster can also significantly affect redox potentials. See ref 49. However model studies (to be published) indicate that H-bonds do strongly perturb Fe-S bond covalency.
  • 57
    • 11344286425 scopus 로고    scopus 로고
    • note
    • 0 cluster, the ground state of the reduced cluster is S = 2.
  • 58
    • 11344271409 scopus 로고    scopus 로고
    • note
    • + cluster.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.